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Civil Procedure

Jan. 15, 2026

Arbitration subpoena fight puts new California discovery rules to the test

The petition seeks to compel Wolfire Games to comply with an arbitrator-issued subpoena, testing statutory changes that expanded arbitrators' authority to obtain third-party discovery.

A gamer pursuing antitrust claims in federal court against video game publisher Valve Corp. has asked a San Francisco Superior Court judge to force another video game developer, Wolfire Games LLC, to comply with a subpoena seeking information about Valve's business practices - putting recent changes to California's arbitration discovery rules under the spotlight.

Hugh Phillips, who is arbitrating claims against Valve, filed a petition Tuesday asking the court to enforce a ...

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